CN219147444U - Single seat type window cleaning machine - Google Patents

Abstract

The utility model discloses a single seat type window cleaning machine, which comprises a chassis, casters, armrests, a seat and a lifter case, wherein the chassis is provided with a seat body; through the mutual cooperation and structural complementation of various rope pulleys and rope pressing pulleys, the running steel wire rope runs in the elevator case in a similar 8-shaped rope travelling mode, and through a gear motor and the gear ratio cooperation of an involute worm gear reducer, the active running rope pulley obtains reasonable lifting speed, and the automatic lifting and descending of the single seat type window cleaning machine are completed. Meanwhile, as a certain distance is set between the double hanging points of the two steel wire ropes, the two steel wire ropes are effectively prevented from being mutually wound, and the single seat is enabled to automatically rotate in the air, so that the single seat can smoothly perform the work of window wiping, light maintenance, inner courtyard decoration flower wall maintenance, trimming and the like, and the full coverage of the work is realized.

Description

Single seat type window cleaning machine

Technical Field

The utility model relates to the technical field of window cleaning machines, in particular to a single seat type window cleaning machine and an application method thereof.

Background

With the development of society, various high buildings are more and more, and in the forms of the buildings, in order to improve the lighting of a central hall or the decoration of the hall, a plurality of high lighting glass curtain walls or large decorative plant walls are designed in the central hall, the walls have a common characteristic, the maintenance and cleaning space of the window cleaning machine is smaller, even some places are only concave shafts, the size of the traditional CDD window cleaning machine is too large to meet the operation of the places when facing the places, and a plurality of owners can only consider the later maintenance and cleaning operations by adopting spider men.

However, the hazards of spider man operation are well known, so in order for window cleaners to function in these special conditions, to achieve full coverage without dead angles, it is necessary to develop a window cleaner that is operable against this complex situation.

Disclosure of Invention

The utility model aims to provide a single seat type window cleaning machine which solves the complex situation in the background technology.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the single-person seat type window cleaning machine comprises a bottom frame, wherein casters are arranged below the bottom frame, a lifting machine box is arranged on the bottom frame, and two groups of rope outlet guide wheels are arranged below the lifting machine box; two groups of active running rope pulleys are arranged in the elevator case and are connected with an axle outlet hole of an involute worm gear reducer through an active running axle, and the involute worm gear reducer is connected with a braking speed reducing motor component above the elevator case; the chassis is characterized in that a guide wheel set support is arranged above the chassis, a steel wire rope is wound on the guide wheel set support, one end of the steel wire rope is connected with a host base, and the other end of the steel wire rope is wound on an active running rope wheel through the guide wheel set support and guided to the ground by a rope outlet guide wheel.

Preferably, two groups of passive operation rope pulleys are arranged below the active operation rope pulleys and are connected with a centrifugal braking system through a passive operation shaft; the other end of the steel wire rope is sequentially wound on the passive running rope wheel and the active running rope wheel through the guide wheel group support, and is guided to the ground through the rope outlet guide wheel.

Preferably, the centrifugal brake system comprises a brake drum assembly, a centrifugal brake pad, a brake friction plate, a brake tension spring and a shaft sleeve.

Preferably, at least one group of upper rope pressing wheel assembly and lower rope pressing wheel assembly are respectively arranged at the top of the driving rope pressing wheel and the bottom of the driven rope pressing wheel.

Preferably, the lower rope pressing wheel assembly is connected with the underframe through a rope pressing wheel tension spring.

Preferably, the guide wheel set bracket comprises two guide wheel set frames, wherein the two guide wheel set frames comprise two 7-shaped guide wheel side plates, and the two guide wheel side plates are respectively provided with a first guide wheel, a second guide wheel, a third guide wheel and a fourth guide wheel; the tail part of the guide wheel side plate is provided with a rope guide pipe which is communicated with the elevator case; the other end of the steel wire rope sequentially winds the first rope guiding wheel, the second rope guiding wheel, the third rope guiding wheel and the fourth rope guiding wheel, extends into the elevator box after passing through the rope guiding pipe, sequentially winds the driven rope running wheel and the active rope running wheel and is guided to the ground by the rope outlet guide wheel.

Preferably, a reinforcing plate is arranged between the two groups of guide wheel group frames.

Preferably, a seat is connected to one side of the elevator housing, and the seat is mounted on the chassis.

Preferably, the two side edges of the underframe are respectively provided with handrails.

Preferably, an emergency electric brake release switch is arranged on one side of the underframe, which is positioned on the armrest.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the two groups of guide wheel groups which adopt the 7 shape as the main body structure are arranged on the two sides of the front end of the upper plane of the elevator case for guiding ropes, so that the working gravity center of the equipment is ensured to be at the middle point of the seat, and the stability of the whole equipment during working is improved. Meanwhile, the rope outlet point of the working steel wire rope is led to the rear of the seat, so that the working surface of an operator is basically free of interference.

Because the working steel wire rope runs a 8-shaped rope running mode between the active running rope pulley and the passive running rope pulley, and each running rope pulley is provided with a rope pressing pulley component, the joint friction surface of the steel wire rope and the running rope pulley is longer, and the friction force is larger.

Meanwhile, when the multifunctional chair is used, an operator sits on the chair to work, so that the operator works more comfortably, and because the equipment is small in size and the casters are arranged below the equipment, the multifunctional chair is convenient to move and wider in coverage of a working surface.

Drawings

Fig. 1 is a schematic right-view structure of a single-seat window cleaning machine according to the present utility model;

fig. 2 is a schematic rear view of a single seat type window cleaning machine according to the present utility model;

FIG. 3 is a schematic illustration of a middle wire rope of a single seat type window cleaning machine according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a transmission structure of a single-seat window cleaning machine according to the present utility model;

FIG. 5 is a schematic diagram of a centrifugal brake mechanism in a single seat type window cleaning machine according to the present utility model;

fig. 6 is a schematic view of the present utility model in an operating state.

The numbers in the figure are as follows:

1. a chassis; 2. casters; 3. an armrest; 4. a seat; 5. a guide wheel set frame; 5.1, a rope guiding wheel I; 5.2, a rope guiding wheel II; 5.3, a rope guiding wheel III; 5.4, a rope guiding wheel is number four; 5.5, a guide wheel side plate; 5.6, a rope guiding pipe; 6. a lifter case; 7. a reinforcing plate; 8. a rope outlet guide wheel; 9. a belt brake gear motor assembly; 10. involute worm gear reducer; 11. a rope pulley is actively operated; 11.1, actively operating the shaft; 12. a passive running rope wheel; 12.1, a passive running shaft; 13. a centrifugal braking system; 13.1, brake drum assembly; 13.2, a centrifugal brake block; 13.3, braking friction plate; 13.4, braking tension springs; 13.5, shaft sleeve; 14. a lower sheave assembly; 14.1, a rope pressing wheel tension spring; 15. an upper sheave assembly; 16. an emergency electric brake release switch; 17. a wire rope; 18. a working surface; 19. hanging a trolley; 20. a safety belt; 21. and (5) an operator.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

As shown in fig. 1 to 5, the present utility model provides a single seat type window cleaning machine, which comprises a basic structure of the single seat type window cleaning machine, and can be used for cleaning and maintaining various high and large daylighting glass curtain walls, or trimming, replacing and the like of large-sized decorative plant walls;

the device comprises a bottom frame 1, wherein a trundle 2 is arranged below the bottom frame 1, and the device can easily move on the ground through the trundle 2; the chassis 1 is provided with a lifting machine box 6, two groups of rope outlet guide wheels 8 are arranged at two ends below the front surface of the lifting machine box 6, and the rope outlet guide wheels 8 serve as final guide of a steel wire rope 17, so that the steel wire rope 17 can be smoothly guided out of the lifting machine box 6.

Two groups of active running rope pulleys 11 are arranged in the elevator case 6, the two groups of active running rope pulleys 11 are connected with an axle outlet hole of an involute worm gear reducer 10 through an active running axle 11.1, and the involute worm gear reducer 10 is connected with a braking gear motor assembly 9 which is arranged in the middle of the upper plane of the elevator case 6 through a fixing bolt. The utility model adopts the involute worm gear reducer 10, and can prevent the self-locking property of the worm gear transmission mechanism, thereby avoiding affecting the manual descending function of the equipment. The upper part of the underframe 1 is positioned on two sides of the front end of the upper plane of the elevator case 6, guide wheel group brackets are respectively fixed, a steel wire rope 17 is wound on the guide wheel group brackets, one end of the steel wire rope 17 is connected with a host base, and the other end of the steel wire rope 17 is wound on an active running rope wheel 11 through the guide wheel group brackets and is guided to the ground by a rope outlet guide wheel 8. The present utility model employs the belt brake gear motor assembly 9 as the primary power drive, enabling the device to hover anywhere even when powered off.

Furthermore, in order to enable the working surface of an operator to have no interference when the operator operates, and simultaneously enable the lifting point of the whole equipment to be closer to the center of the operator, so that the stability of the whole equipment during operation is ensured, the guide wheel group support provided by the utility model comprises two groups of guide wheel group frames 5, wherein the two groups of guide wheel group frames 5 comprise two 7-shaped guide wheel side plates 5.5, and the two guide wheel side plates 5.5 are respectively provided with a first guide wheel 5.1, a second guide wheel 5.2, a third guide wheel 5.3 and a fourth guide wheel 5.4; the tail part of the guide wheel side plate 5.5 is provided with a rope guide pipe 5.6, and the rope guide pipe 5.6 is communicated with the elevator box 6; the other end of the steel wire rope 17 sequentially winds around the first rope guiding wheel 5.1, the second rope guiding wheel 5.2, the third rope guiding wheel 5.3 and the fourth rope guiding wheel 5.4, extends into the elevator case 6 after passing through the rope guiding pipe 5.6, sequentially winds around the passive operation rope pulley 12 and the active operation rope pulley 11, and finally is guided to the ground by the rope outlet guide pulley 8 through the operation of a series of elevator cases 6. Due to the adoption of the 7-shaped main body structure, the working gravity center of the equipment is ensured to be at the middle point of the seat, however, the rope outlet point of the steel wire rope is led to the rear of the seat, and the stability of the whole equipment during working is ensured.

Further, two sets of passive running sheaves 12 are provided below the active running sheave 11, and the two sets of passive running sheaves 12 are also provided in the elevator housing 6. In order to make the equipment have a backup braking force, two groups of passive running rope pulleys 12 are connected through a passive running shaft 12.1, the passive running shaft 12.1 is connected with a centrifugal braking system 13 through a shaft sleeve 13.5 of the centrifugal braking system, the centrifugal braking system 13 is fixedly arranged on a rear vertical plate of the elevator case 6, the other end of the steel wire rope 17 is sequentially wound on the passive running rope pulleys 12 and the active running rope pulleys 11 through a guide pulley group bracket, and the wire rope 17 in the elevator case 6 is similar to an 8-shaped travelling rope in running and is guided to the ground through a rope outlet guide pulley 8.

Further, since the elevator cage 6 is fixed on the chassis 1 and is a part of the whole equipment, the descending speed of the elevator cage 6 is limited and is equal to the descending speed of the whole equipment, so that the centrifugal braking system 13 fixedly installed on the rear vertical plate of the elevator cage 6, the centrifugal braking system 13 provided by the utility model comprises a brake drum assembly 13.1, a centrifugal braking block 13.2, a braking friction plate 13.3, a braking tension spring 13.4 and a shaft sleeve 13.5 (the composition and the structure of the centrifugal braking system 13 are all of the prior art, and are not described in detail herein), when the descending speed of the equipment is in overspeed, the steel wire rope 17 drives the passive running rope pulley 12 to rotate in overspeed due to the friction relation with the V-shaped groove of the passive running rope pulley 12, and the centrifugal force is transmitted to the shaft 12.5 of the shaft sleeve, and the centrifugal force is larger than the pulling force of the braking tension spring 13.4 at the moment, so that the centrifugal braking block 13.2 is opened, the braking friction plate 13.3 attached to the surface of the braking drum assembly is thrown to the inner wall of the brake drum assembly, the braking drum assembly 13.1 is not restricted by the friction force in the friction relation with the V-shaped groove of the passive running rope pulley 12, and the damping mechanism is stopped rapidly or rapidly and slowly rotates rapidly when the seat is stopped rapidly, and the whole speed is stopped rapidly, and the damping mechanism is stopped rapidly, and the speed is lowered rapidly and the speed is stopped rapidly, and the speed is restricted by the damping mechanism is fast is lowered rapidly, and is fast down by the speed is restricted by the damping mechanism is rotated by the damping mechanism.

Furthermore, the utility model adopts the two steel wire ropes 17 as double hanging points, and the two steel wire ropes 17 are set with a certain distance, thereby effectively preventing the two steel wire ropes from being mutually wound and leading the single seat to rotate in the air.

Further, in order to facilitate the riding comfort of the operator 21 when lifting, the utility model is connected with a seat 4 at one side of the lifting case 6, the seat 4 is arranged in the middle of the underframe 1, and a safety belt is arranged on the seat 4 side, so that the operator 21 needs to wear the safety belt 20 when working.

Furthermore, the upper rope pressing wheel assemblies 15 are symmetrically and fixedly arranged on the two sides above the active running rope wheel 11, and the steel wire ropes 17 have enough friction force in V-shaped grooves preset on the active running rope wheel 11 to ensure the lifting force of equipment. The lower end of the passive running rope pulley 12 is provided with a lower rope pressing pulley assembly 14, and the lower rope pressing pulley assembly 14 is connected with the underframe 1 through a rope pressing pulley tension spring 14.1. The rope pressing wheel tension spring 14.1 is adopted to press the operation of the rope pressing wheel, so that the steel wire rope has enough friction in the V-shaped groove of the passive operation rope wheel 12, and the centrifugal braking system 13 can work normally when the protection is needed.

Further, an emergency electric brake release switch 16 is arranged on one side of the bottom frame 1, which is positioned on the armrest 3, and the brake-equipped gear motor assembly 9 can be released through the emergency electric brake release switch 16, so that the equipment can automatically slide down along a steel wire rope 17.

Furthermore, the two side edges of the underframe 1 are respectively provided with the handrails 3, and the operator can sit in the middle more safely through the left and right handrails 3.

Furthermore, the reinforcing plate 7 is arranged between the two groups of guide wheel group frames 5, so that the structural rigidity of the guide wheel group frames is improved effectively.

As shown in fig. 6, the utility model provides an application method of a single seat type window cleaning machine, which comprises the following steps:

when equipment is needed, the steel wire rope 17 is put down from the hanging trolley 19 connected with the hanging rail, the steel wire rope 17 is penetrated into the upper guide wheel assembly frame, sequentially passes through the first guide pulley No. 5.1, the second guide pulley No. 5.2, the third guide pulley No. 5.3 and the fourth guide pulley No. 5.4 and is led into the elevator case 6 by the guide tube 5.6, the steel wire rope 17 directly winds into the V-shaped groove of the lower driven running rope pulley 12 after entering the elevator case 6, the lower rope pressing pulley assembly 14 assists in extruding the steel wire rope into the bottom of the V-shaped groove of the driven running rope pulley 12, the steel wire rope is ensured to have enough friction force in the V-shaped groove of the driven running rope pulley 12, the steel wire rope is turned over to the front end of the upper driving running rope pulley 11, the steel wire rope is turned to the lower rope discharging guide pulley 8 from the rear end, the elevator case 6 is led out, and the rope pressing pulley assembly 15 is symmetrically arranged on both sides of the upper driving running rope pulley 11 in order to ensure enough friction force between the steel wire rope and the driving running rope 11.

After the steel wire rope 17 of the device is threaded, an operator 21 can sit on the single seat type window cleaning machine and tie the safety belt 20 to lift the working surface 18, when power failure or motor failure occurs, the operator can press the emergency motor brake release switch 16 in the air to enable the brake of the motor to be in a release state (the patent belonging to the brake gear motor of the motor is not described in detail herein), at this time, the centrifugal brake starts to work, so that the single seat type window cleaning machine device can safely and uniformly automatically descend until the device falls to the ground. (see figure 5 for details on the working state).

Because the utility model adopts the double steel wire ropes as the carrier for lifting operation, and a certain center distance is kept between the two steel wire ropes, the safety and the air anti-rotation capability of the equipment are enhanced, the operation comfort of the window cleaning machine in the air is greatly improved, and the working surface of the window cleaning machine is truly fully covered.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (10)

1. The single-person seat type window cleaning machine comprises a bottom frame (1), wherein casters (2) are arranged below the bottom frame (1), and the single-person seat type window cleaning machine is characterized in that a lifting machine box (6) is arranged on the bottom frame (1), and two groups of rope outlet guide wheels (8) are arranged below the lifting machine box (6); two groups of active operation rope pulleys (11) are arranged in the elevator case (6), the two groups of active operation rope pulleys (11) are connected with an axle outlet of an involute worm gear reducer (10) through an active operation axle (11.1), and the involute worm gear reducer (10) is connected with a braking gear motor assembly (9) above the elevator case (6); the novel lifting device is characterized in that a guide wheel set support is arranged above the underframe (1), a steel wire rope (17) is wound on the guide wheel set support, one end of the steel wire rope (17) is connected with a host base, and the other end of the steel wire rope (17) is wound on the driving running rope wheel (11) through the guide wheel set support and guided to the ground by a rope outlet guide wheel (8).

2. A single seat window cleaning machine according to claim 1, characterized in that two groups of passive running rope wheels (12) are arranged below the active running rope wheel (11), and the two groups of passive running rope wheels (12) are connected with a centrifugal braking system (13) through a passive running shaft (12.1); the other end of the steel wire rope (17) is sequentially wound on the passive running rope wheel (12) and the active running rope wheel (11) through a guide wheel group bracket, and is guided to the ground through a rope outlet guide wheel (8).

3. A single person chair type window cleaning machine according to claim 2, characterized in that the centrifugal brake system (13) comprises a brake drum assembly (13.1), a centrifugal brake pad (13.2), a brake friction plate (13.3), a brake tension spring (13.4) and a bushing (13.5).

4. A single seat window cleaning machine according to claim 3, characterized in that the top of the active running sheave (11) and the bottom of the passive running sheave (12) are provided with at least one set of upper (15) and lower (14) sheave members, respectively.

5. A single seat window cleaning machine according to claim 4, characterized in that the lower sheave assembly (14) is connected to the chassis (1) by a sheave tension spring (14.1).

6. The single-seat window cleaning machine according to claim 1, wherein the guide wheel set support comprises two guide wheel set frames (5), the two guide wheel set frames (5) comprise two 7-shaped guide wheel side plates (5.5), and the two guide wheel side plates (5.5) are respectively provided with a first guide wheel (5.1), a second guide wheel (5.2), a third guide wheel (5.3) and a fourth guide wheel (5.4); the tail part of the guide wheel side plate (5.5) is provided with a rope guide pipe (5.6), and the rope guide pipe (5.6) is communicated with the elevator box (6); the other end of the steel wire rope (17) sequentially winds on a first rope guiding wheel (5.1), a second rope guiding wheel (5.2), a third rope guiding wheel (5.3) and a fourth rope guiding wheel (5.4), extends into the elevator case (6) after passing through the rope guiding pipe (5.6), sequentially winds on a passive running rope wheel (12) and an active running rope wheel (11), and is guided to the ground by a rope outlet guide wheel (8).

7. A single seat window cleaning machine according to claim 6, characterized in that a reinforcing plate (7) is arranged between the two sets of guide wheel sets (5).

8. A single person chair type window cleaning machine according to claim 1, characterized in that a seat (4) is connected to one side of the elevator housing (6), said seat (4) being mounted on the chassis (1).

9. A single person chair type window cleaning machine according to claim 1, characterized in that the two sides of the chassis (1) are provided with armrests (3) respectively.

10. A single person chair type window cleaning machine according to claim 9, characterized in that the side of the base frame (1) located on the armrest (3) is provided with an emergency electric brake release switch (16).

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